EP0905014B1 - Motor-assisted bicycle - Google Patents

Motor-assisted bicycle Download PDF

Info

Publication number
EP0905014B1
EP0905014B1 EP19980115626 EP98115626A EP0905014B1 EP 0905014 B1 EP0905014 B1 EP 0905014B1 EP 19980115626 EP19980115626 EP 19980115626 EP 98115626 A EP98115626 A EP 98115626A EP 0905014 B1 EP0905014 B1 EP 0905014B1
Authority
EP
European Patent Office
Prior art keywords
frame
battery
motor
assisted bicycle
lid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP19980115626
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0905014A2 (en
EP0905014A3 (en
Inventor
Mitsuru Iseno
Masaaki Yamaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honda Motor Co Ltd
Original Assignee
Honda Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Publication of EP0905014A2 publication Critical patent/EP0905014A2/en
Publication of EP0905014A3 publication Critical patent/EP0905014A3/en
Application granted granted Critical
Publication of EP0905014B1 publication Critical patent/EP0905014B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/40—Rider propelled cycles with auxiliary electric motor
    • B62M6/55—Rider propelled cycles with auxiliary electric motor power-driven at crank shafts parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K15/00—Collapsible or foldable cycles
    • B62K15/006—Collapsible or foldable cycles the frame being foldable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/40—Rider propelled cycles with auxiliary electric motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/80—Accessories, e.g. power sources; Arrangements thereof
    • B62M6/90—Batteries

Definitions

  • the present application invention relates to a motor-assisted bicycle according to the preamble of claim 1.
  • a battery for power source is stored attachably and detachably in a battery case addingly installed on the rear side of a seat tube which is a member of the body frame (refer to Japanese Unexamined Patent Publication No. Hei 6-237535).
  • the battery case for storing a battery for power source is constituted separately from the body frame and therefore, space is needed for installing the battery case, the body is large-sized by that amount, the weight is increased. Therefore, it is difficult to reduce the size, wight and cost.
  • GB 2 270 053 A discloses a motor-assisted bicycle in accordance with the preamble of claim 1. There, the battery is mounted in a separate case above the rear wheel.
  • GB 2 050 270 A discloses a non-foldable electric bicycle with batteries stored within the frame tubes thereof.
  • the frame is used for a portion of storing the battery and accordingly, special space and a battery case for storing the battery become unnecessary and size and weight reduction of the body and the reduction in cost can be achieved.
  • the frame is made hollow and the thickness is thickened to a degree capable of storing the battery and therefore, even when the wall thickness of the frame is thinned, the bending rigidity and the bending strength can be maintained at sufficiently high levels and an increase in the weight of the body in view thereof can be avoided.
  • the battery can be put into the frame from the opening of the frame or can be taken out from inside of the frame via the opening and therefore, attachment and detachment of the battery can be carried out simply and easily.
  • the opening of the frame is closed by the lid.
  • the lid prevents the battery from dropping off and protect the opening from foreign objects.
  • the lid is lockable and accordingly the lid is locked in the state of closing the lid and robbery or roguery of the battery in the frame can firmly be prevented.
  • a structure of folding the frame and a structure of opening or closing the lid can be simplified, the number of parts can be reduced and reduction in cost can be achieved.
  • the chain in a folded state of the frame, the chain is sandwiched by the folded frame and is protected from stains or damages and the frame can simply be folded without being removed from a sprocket.
  • a rear frame can stand self-supportedly by the rear frame and the stand which is convenient in storage and conveyance of the bicycle to a garage or the like in the folded state and further, storing and taking a battery becomes convenient.
  • a main frame 2 of a motor-assisted bicycle 1 is hollow, the main frame 2 is constituted by a front frame 3 having a cross-sectional shape in a rhombic shape where corners are rounded and a rear frame 4 having a cross-sectional shape of a rectangular shape where corners are rounded and the front end of the front frame 3 is welded integrally to a head pipe 5.
  • a coupling flange 6 made by die-cast of a light alloy of an aluminum alloy or the like is integrally welded to the rear end of the front frame 3
  • a hinge center 7 is integrally formed on the right side of the coupling flange 6 in respect of the body and a coupling bolt engaging notch 8 is integrally formed on the left side of the coupling flange 6 in respect of the body.
  • the rear frame 4 is constituted by a connecting piece 9 made by die-cast of a light alloy at its front end portion, a pair of left and right side plates 10 made by sheet drawing and covers 11 made by sheet drawing covering rear portions of the side plates 10 and a bottom plate 12 made by sheet drawing integrally bonded to lower inner faces of the side plates 10, mutually bonding portions of these are integrally bonded by welding, upper and lower hinges 13 are integrally formed on the right side of the connecting piece 9 to sandwich from above and from below the hinge center 7 at the coupling flange 6 of the front frame 3 and a lever pivot supporting portion 15 capable of supporting a base 14a of a wedged lever 14 is integrally formed on the left side of the connecting piece 9 in respect of the body.
  • an eccentric portion 14b is formed at a center of the base 14a of the wedged lever 14 in the longitudinal direction, a hole 16b having a diameter slightly larger than a diameter of the base 14a of the wedged lever 14 is formed at a base 16a of a coupling bolt 16, the hole 16b of the coupling bolt 16 is fitted to the eccentric portion 14b of the wedged lever 14, as shown by Fig. 5 and Fig. 10, a return coil spring 17 is fittedly mounted to the base 14a of the wedged lever 14, both ends of the return coil spring 17 is stopped by the lever pivot supporting portion 15a and the coupling bolt 16, and the coupling bolt 16 is always urged to direct in the forward direction (clockwise direction in Fig. 5 through Fig.7) by the spring force of the return spring 17.
  • the lever pivot supporting portion 15 is formed with an inner space 15a where the base 16a of the coupling bolt 16 can fittedly be mounted and a notch 15b by which the coupling bolt 16 can pivotably moved between the front side and the left side of the body, double nuts 16d and 16e are screwed to a front end screw portion 16c of the coupling bolt 16 and the both double nuts 16d and 16e can be fixed to required portions by screwing the both double nuts 16d and 16e in directions for pushing them together after having been adjusted to move the double nuts 16d and 16e to the required portions of the front end screw portion 16c of the coupling bolt 16.
  • the center of the eccentricity of the eccentric porion 14b of the wedged lever 14 is made eccentric in a direction toward an operating portion 14f of the wedged lever 14, as illustrated by Fig. 5, in a state where the operating portion 14f is directed in the rear direction of the body, the eccentric portion 14b of the wedged lever 14 is disposed on the rear side, the coupling bolt 16 is drawn rearwardly, as illustrated by Fig. 6 and Fig. 7, in a state where the operating portion 14f is directed sideways, the eccentric portion 14b of the wedged lever 14 is rotated forwardly with the base 14a of the wedged lever 14 as a center and the coupling bolt 16 is moved forwardly.
  • a lid 18 is interposed between the coupling flange 6 of the front frame 3 and the connecting piece 9 of the rear frame 4, as illustrated by Fig. 2, upper and lower hinges 19 are integrally formed on the right side of the lid 18 in respect of the body to sandwich the upper and the lower hinges 13 of the connecting piece 9 from above and from below, a lock 20 is installed on the left side of the lid 18 in respect of the body, a recess 21 is formed on the right side of the rear face of the lid 18 in respect of the body, as illustrated by Fig.
  • a pivoting shaft 22 is penetrated from above to below at the upper and the lower hinges 19 of the lid 18, the upper and the lower hinges 13 of the rear frame 4 and the hinge center 7 of the front frame 3 and a circlip 23 is engaged with a groove in the peripheral direction at the lower end of the pivoting shaft 22.
  • a stopper piece 20a of the lock 20 can be stopped by a stepped portion 9a of the connecting piece 9.
  • seat stay attaching sleeves 25 and 26 are formed integrally with a front side and a rear side of a top portion of the connecting piece 9 of the rear frame 4, bolts 28 are penetrated through the seat stay attaching sleeves 25 and 26 and lower end attaching holes 27a and 27b of a hollow seat stay 27 made by sheet drawing, nuts 29 are fastened to front ends of the bolts 28 (refer to Fig. 4), a seat post 31 is fitted to a seat tube 30 installed to the upper end of the hollow seat stay 27 slidably in the up and down direction, a saddle 32 is installed at the upper end of the seat post 31, and the seat post 31 is integrally fixed to the seat tube 30 by a fastening handle 33.
  • control unit 34 is installed in the hollow seat stay 27 and the key switch 35 is installed at the upper front face of the hollow seat stay 27.
  • rear forks 36 are integrally bonded by welding to both rear side portions of the connecting piece 9 and rear lower portions of the side plates 10 of the rear frame 4 and as illustrated by Fig.11, rear upper portions of the side plates 10 are folded to outer sides and are brought into contact with lower faces of upper pieces 36a of the rear forks 36 and both are bonded together integrally by welding and as shown by Fig. 3, a rear plate 37 directed upwardly is integrally installed to the rear end of the bottom plate 12.
  • a cover unit 38 is installed to a rear opening portion of the hollow seat stay 27 and the upper pieces 36a of the rear forks 36 above the side plates 10, the rear opening portion of the hollow seat stay 27 is hermetically sealed by an upper half 38a of the cover unit 38, an upper opening portion of a battery storing portion 39 constituted by the connecting piece 9, the side plates 10, the bottom plate 12 and the rear plate 37 in the rear frame 4, are hermetically sealed by a lower half 38b of the cover unit 38 and as illustrated by Fig. 3, a rear end portion 38c of the lower half 38b of the cover unit 38 and an upper end portion 37a of the rear plate 37 are coupled integrally with each other by screws 38d.
  • a grip 40b is formed at the front end of the battery unit case 40, a remaining charge amount display meter 43 having a plurality of pieces of LEDs 42, is installed at the rear upper portion of the battery unit case 40, connection terminals 44 and charge terminals 46 (refer to Fig. 14) are installed at the rear end of the battery unit case 40 and the connection terminals 44 are brought into contact attachably and detachably with connection terminals 45 installed at the rear plate 37.
  • a transparent plate 48 made of plastics is fitted to the lower half 38b of the cover unit 38 disposed above the remaining charge amount display meter 43, a push button 49 is installed at the transparent plate 48 and when the push button 49 is pushed, the remaining charge amount display meter 43 is operated and a remaining charge amount is displayed by a number of LEDs 42 which are switched on.
  • a battery holding member 47 is arranged at a rear end of the battery storing portion 39, projected pieces 47a and 47b which are respectively brought into contact with lower taper faces 40c and central parallel faces 40d of the battery unit case 40, are formed and the rear end of the battery unit case 40 is stably held by sandwiching the lower taper faces 40c and the central parallel faces 40d of the battery unit case 40 by the projected pieces 47a and 47b of the battery holding member 47.
  • bolts 50 are respectively penetrated through a plurality of holes at the lower portions of the left and the right side plates 10, the bolts 50 are screwed to fasten to a motor unit 51, the motor unit 51 incorporates an electrically driven motor, not illustrated, and a power transmission system (not illustrated) transmitting power of the electrically driven motor to a crank shaft 52, crank pedals 53 and a drive sprocket 54 are directly connected to the crank shaft 52 and the drive sprocket 54 is driven to rotate manually or by assistance of power of the electrically driven motor.
  • a steering shaft 55 is fittedly installed to the head pipe 5 pivotably in left and right directions, a bar handle 56 is integrally coupled to the upper end of the steering shaft 55, a front fork 57 is integrally coupled to the lower end of the steering shaft 55 and a front wheel 58 is rotatably attached pivotably to the lower end of the front fork 57.
  • a rear wheel 59 is rotatably attached pivotably to the rear ends of the rear forks 36 and an endless chain 61 is made to span a driven sprocket 60 integral with the rear wheel 59 and the drive sprocket 54.
  • the motor unit 51 is attached with a stand 62 risably and fallably and the stand 62 is of a self-supported type having ground portions on the left and on the right.
  • the illustrated embodiment is constituted as mentioned above and therefore, when the stand 62 is erected, the motor-assisted bicycle 1 can stand self-supportedly even in a state (Fig. 1) where the motor-assisted bicycle 1 is assembled by integrally coupling mutually the front frame 3 and the rear frame 4 by extending the front frame 3 in the forward direction or in a state (Fig. 18) where the front frame 3 is folded with the pivoting shaft 22 as a center.
  • the battery unit case 40 can be mounted into the battery storing portion 39 by grasping the front end grip 40b of the battery unit case 40 or the battery unit case 40 in the battery storing portion 39 can be taken out forwardly.
  • the connection terminals 44 at the rear end of the battery unit case 40 are connected to the connecting terminals 45 of the rear plate 37, the Nickel Cadmium batteries 41 are electrically connected to the control unit 34 and the motor unit 51.
  • the Battery unit case 40 in a state where the battery unit case 40 is taken out from the battery storing unit portion 39, when the charge terminals 46 are connected to power source, not illustrated, the Nickel Cadmium batteries in the battery unit case 40 can be charged.
  • the battery unit case 40 is hermetically sealed in the battery storing unit 39, dust and dirt is prevented from invading the battering storing portion 39, robbery of the battery unit case 40 is prevented beforehand and even when the front portion of the motor-assisted bicycle 1 is inclined downwardly, the battery unit case 40 is not slipped off the battery storing portion 39.
  • the lock 20 is locked by inserting the key 24, thereafter, the front frame 3 is pivoted forwardly with the pivoting shaft 22 as a center, the coupling flange 6 of the front frame 3 is brought into contact with the connecting piece 9 of the rear frame 4 and the wedged lever 14 is directed forwardly, as illustrated by Fig.
  • the notched portion of the eccentric portion 14b of the wedged lever 14 is disposed rearwardly in respect of the body and accordingly, the coupling bolt 16 can be moved forwardly in respect of the body, a gap is produced between the front end nut portion 16b of the coupling bolt 16 and a front end face 8a of the coupling bolt engaging notch 8 of the coupling flange 6 in the front frame 3, the coupling bolt 16 is pivoted with the eccentric portion 14b of the wedged lever 14 as a center and the front end nut portion 16b of the coupling bolt 16 can be attached to and detached from the coupling bolt engaging notch 8 of the coupling flange 6.
  • the rear frame 4 is formed with the hollow battery storing portion 39 and therefore, a portion for storing the battery is required to form only at the main frame 2, the motor-assisted bicycle 1 is small-sized and light-weighted and is constituted in a smart shape.
  • front frame 3 can be coupled with the rear frame 4 or the front frame 3 and the rear frame 4 can be separated from each other only by pivoting the wedged lever 14 and pivoting the coupling bolt 16 and accordingly, folding and assembling of the motor assisted bicycle 1 can easily be carried out in a short period of time.
  • front frame 3 and the lid 18 can be pivotably supported in respect of the rear frame 4 by a single piece of the pivoting shaft 22 and accordingly, the structure of folding the main frame 2 and the structure of opening and closing the lid 18 can be simplified, the number of parts can be reduced and the cost can be reduced.
  • the endless chain 61 which is made to span the drive sprocket 54 and the driven sprocket 60, is protected by being sandwiched between the front frame 3 and the rear frame 4 and the endless chain 61 is not exposed to the outside and accordingly, the surrounding is not contaminated by grease adhered to the endless chain 61.
  • the push button 49 when the push button 49 is pushed, the remaining charge amount display meter 43 is operated and charged state of the Nickel Cadmium batteries 41 can easily be known by the number of LEDs 42 which are switched on.
  • the invention provides a device for storing a battery for power source of a motor in a motor-assisted bicycle utilizing power of the motor in assisting manual running.
  • a main frame 2 is constituted foldably by a front frame 3 and a rear frame 4, a battery 41 is stored from an opening of the rear frame 4, a lockable lid 18 is installed at an opening of the rear frame 4 and the lid 18 is pivotably supported foldably and coaxially with a folding shaft of the main frame 2.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Motorcycle And Bicycle Frame (AREA)
  • Battery Mounting, Suspending (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
EP19980115626 1997-09-30 1998-08-19 Motor-assisted bicycle Expired - Lifetime EP0905014B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP26753597 1997-09-30
JP26753597A JP4033527B2 (ja) 1997-09-30 1997-09-30 電動補助自転車のバッテリ収納装置
JP267535/97 1997-09-30

Publications (3)

Publication Number Publication Date
EP0905014A2 EP0905014A2 (en) 1999-03-31
EP0905014A3 EP0905014A3 (en) 2000-08-09
EP0905014B1 true EP0905014B1 (en) 2004-06-02

Family

ID=17446180

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19980115626 Expired - Lifetime EP0905014B1 (en) 1997-09-30 1998-08-19 Motor-assisted bicycle

Country Status (6)

Country Link
EP (1) EP0905014B1 (zh)
JP (1) JP4033527B2 (zh)
CN (1) CN1091054C (zh)
DE (1) DE69824250T2 (zh)
ES (1) ES2222539T3 (zh)
TW (1) TW426616B (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2230164A1 (de) 2009-03-20 2010-09-22 Thömus Veloshop AG Fahrradrahmen zur Aufnahme einer Batterieeinheit und zugehörige Batterieeinheit
EP4389571A1 (fr) * 2022-12-20 2024-06-26 Valeo Embrayages Engin de mobilité pour utilisation intérieur et extérieur

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4466939B2 (ja) * 2000-12-14 2010-05-26 本田技研工業株式会社 電動補助自転車
CN1205086C (zh) 2000-08-31 2005-06-08 本田技研工业株式会社 电动辅助自行车
JP3874163B2 (ja) * 2000-10-18 2007-01-31 本田技研工業株式会社 電動補助自転車
DE60114531T2 (de) 2000-08-31 2006-06-01 Honda Giken Kogyo K.K. Fahrrad
JP4530243B2 (ja) * 2000-11-17 2010-08-25 本田技研工業株式会社 電動補助自転車
JP4181294B2 (ja) * 2000-08-31 2008-11-12 本田技研工業株式会社 電動補助自転車
CN1268507C (zh) * 2000-09-14 2006-08-09 本田技研工业株式会社 电动辅助自行车及其蓄电池收容装置、蓄电池箱
JP4492905B2 (ja) * 2001-03-19 2010-06-30 本田技研工業株式会社 電動補助自転車
JP4711561B2 (ja) * 2001-08-20 2011-06-29 本田技研工業株式会社 小型車両の車体フレーム構造
JP2003341579A (ja) * 2002-05-29 2003-12-03 Yamaha Motor Co Ltd 二輪車または三輪車の車体フレームおよび同車体フレームを備えた二輪車または三輪車
TWM316210U (en) * 2007-03-16 2007-08-01 Ideal Bike Corp Power apparatus for electric bicycle
SI2106993T1 (sl) 2008-04-03 2012-09-28 C10 Ventures B V Motoriziran zloĺ˝ljiv skuter
EP2206643A1 (en) * 2009-01-09 2010-07-14 Taiwan Hodaka Industrial Co., Ltd. Bike battery and control system mounting structure
JP5528010B2 (ja) * 2009-05-27 2014-06-25 パナソニック株式会社 折畳自転車の結合装置
JP5728328B2 (ja) * 2011-08-04 2015-06-03 本田技研工業株式会社 鞍乗型電動車両の電装品収納構造
US8979110B2 (en) * 2012-03-16 2015-03-17 Specialized Bicycle Components, Inc. Bicycle with battery mount
JP5919065B2 (ja) * 2012-03-30 2016-05-18 本田技研工業株式会社 電動車両における円柱型バッテリの搭載構造
KR101426377B1 (ko) * 2012-09-19 2014-08-05 주식회사 만도 전기 자전거
NL2013352B1 (en) * 2014-08-22 2016-09-23 Koninklijke Gazelle N V Electric bike.
JP6617074B2 (ja) * 2016-05-16 2019-12-04 本田技研工業株式会社 電動車両
JP6599824B2 (ja) * 2016-06-29 2019-10-30 株式会社シマノ 自転車用バッテリユニット
KR102694959B1 (ko) * 2018-06-15 2024-08-12 유온 테크놀로지 씨오 엘티디 차량 탑재용 부품의 하우징 커버, 중앙 제어 부품, 방범 장치 및 해당 장치를 구비한 모페드
WO2021009681A1 (en) 2019-07-16 2021-01-21 Harley-Davidson Motor Company Group, LLC Electric bicycle
USD929268S1 (en) 2019-08-20 2021-08-31 Serial 1 Cycle Company, Llc Bicycle
JP7369748B2 (ja) * 2021-09-24 2023-10-26 本田技研工業株式会社 鞍乗り型車両

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FR2456658A1 (fr) * 1979-05-14 1980-12-12 Bari Hugo Bicyclette
JPS62253571A (ja) * 1986-04-28 1987-11-05 ヤマハ発動機株式会社 自動二，三輪車の物品収容容器取付構造
GB2270053A (en) * 1992-06-18 1994-03-02 Douglas Kitchener Gatward Battery-powered bicycle.
JPH06237535A (ja) * 1993-02-09 1994-08-23 Yamaha Motor Co Ltd 電動自転車のバッテリ充電装置
JPH0730192U (ja) * 1993-11-18 1995-06-06 水雲 林 折畳式自転車
JP3033615U (ja) * 1996-07-16 1997-01-28 協展車業股▲分▼有限公司 折り畳み式自転車の折り込み装置
JP3622020B2 (ja) * 1996-07-31 2005-02-23 ヤマハ発動機株式会社 電動自転車のバッテリボックス脱着構造
JPH1159532A (ja) * 1997-08-11 1999-03-02 Sony Corp 電気自転車

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2230164A1 (de) 2009-03-20 2010-09-22 Thömus Veloshop AG Fahrradrahmen zur Aufnahme einer Batterieeinheit und zugehörige Batterieeinheit
US8881857B2 (en) 2009-03-20 2014-11-11 Thomus Veloshop Ag Bicycle frame for receiving a battery unit and associated battery unit
EP4389571A1 (fr) * 2022-12-20 2024-06-26 Valeo Embrayages Engin de mobilité pour utilisation intérieur et extérieur

Also Published As

Publication number Publication date
EP0905014A2 (en) 1999-03-31
CN1212934A (zh) 1999-04-07
TW426616B (en) 2001-03-21
CN1091054C (zh) 2002-09-18
DE69824250D1 (de) 2004-07-08
JPH11105758A (ja) 1999-04-20
JP4033527B2 (ja) 2008-01-16
DE69824250T2 (de) 2004-10-14
EP0905014A3 (en) 2000-08-09
ES2222539T3 (es) 2005-02-01

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